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15. LCD Driver
15.2 Control
15.2.2 Frame frequency
Frame frequency (f
15-1. The base frequency is selected by LCDCR<SLF> according to the frequency fc and fs of the basic clock
to be used.
Table 15-1 Setting of LCD Frame Frequency
(a) At the single clock mode. At the dual clock mode (DV7CK = 0).
SLF
00
01
10
11
Note: fc: High-frequency clock [Hz]
Table 15-2
(b) At the dual clock mode (DV7CK = 1 or SYSCK = 1)
SLF
00
01
Note: fs: Low-frequency clock [Hz]
) is set according to driving method and base frequency as shown in the following Table
F
Base frequency [Hz]
1/4 Duty
fc
fc
------- -
------- -
17
17
2
2
(fc = 16 MHz)
122
(fc = 8 MHz)
61
fc
fc
------- -
------- -
16
16
2
2
(fc = 8 MHz)
122
(fc = 4 MHz)
61
fc
fc
------- -
------- -
15
15
2
2
(fc = 4 MHz)
122
(fc = 2 MHz)
61
fc
fc
------- -
------- -
13
13
2
2
(fc = 1 MHz)
122
Base frequency [Hz]
1/4 Duty
fs
fs
----- -
----- -
9
9
2
2
(fs = 32.768 kHz)
64
fs
fs
----- -
----- -
8
8
2
2
(fs = 32.768 kHz)
128
Frame frequency [Hz]
1/3 Duty
1/2 Duty
4
fc
4
•
•
-- -
------- -
-- -
3
17
2
2
163
81
4
fc
4
•
•
-- -
------- -
-- -
3
16
2
2
163
81
4
fc
4
•
•
-- -
------- -
-- -
3
15
2
2
163
81
4
fc
4
•
•
-- -
------- -
-- -
3
13
2
2
163
Frame frequency [Hz]
1/3 Duty
1/2 Duty
4
fs
4
•
-- -
----- -
-- -
3
9
2
2
85
4
fs
4
•
-- -
----- -
-- -
3
8
2
2
171
Page 156
TMP86PM29BUG
Static
fc
fc
------- -
------- -
17
17
2
2
244
122
122
61
fc
fc
------- -
------- -
16
16
2
2
244
122
122
61
fc
fc
------- -
------- -
15
15
2
2
244
122
122
61
fc
fc
------- -
------- -
13
13
2
2
244
122
Static
fs
fs
•
----- -
----- -
9
9
2
2
128
64
fs
fs
•
----- -
----- -
8
8
2
2
256
128
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